diff --git a/.buildinfo b/.buildinfo
index 2c1223b5..1eab178b 100644
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 # This file hashes the configuration used when building these files. When it is not found, a full rebuild will be done.
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 tags: 645f666f9bcd5a90fca523b33c5a78b7
diff --git a/StyleGuide.html b/StyleGuide.html
index 255395db..6b560175 100644
--- a/StyleGuide.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>VPLanet Contributors Guide &mdash; VPLanet 2.5.17
+  <title>VPLanet Contributors Guide &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
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-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
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+                2.5.18
 
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diff --git a/_static/documentation_options.js b/_static/documentation_options.js
index bf5931f4..040e3266 100644
--- a/_static/documentation_options.js
+++ b/_static/documentation_options.js
@@ -1,5 +1,5 @@
 const DOCUMENTATION_OPTIONS = {
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index 3e68dfdc..e3b255ac 100644
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>VPLanet Architecture &mdash; VPLanet 2.5.17
+  <title>VPLanet Architecture &mdash; VPLanet 2.5.18
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       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
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         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
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         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
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+                2.5.18
 
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diff --git a/attr.html b/attr.html
index 62d7b9b8..42677806 100644
--- a/attr.html
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@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Attribution &mdash; VPLanet 2.5.17
+  <title>Attribution &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
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+                2.5.18
 
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diff --git a/authors.html b/authors.html
index ac57ea30..75530320 100644
--- a/authors.html
+++ b/authors.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Authors &mdash; VPLanet 2.5.17
+  <title>Authors &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
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-                2.5.17
+                2.5.18
 
               </div>
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diff --git a/conduct.html b/conduct.html
index 1928a359..0b9e1d30 100644
--- a/conduct.html
+++ b/conduct.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Code of Conduct &mdash; VPLanet 2.5.17
+  <title>Code of Conduct &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/coupling.html b/coupling.html
index b7f893fd..c6ee03e0 100644
--- a/coupling.html
+++ b/coupling.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Coupling Modules &mdash; VPLanet 2.5.17
+  <title>Coupling Modules &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/developers.html b/developers.html
index 93aef5f7..5f98ba13 100644
--- a/developers.html
+++ b/developers.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Contributor’s Guide &mdash; VPLanet 2.5.17
+  <title>Contributor’s Guide &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
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-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples.html b/examples.html
index 9887d725..f01cfd93 100644
--- a/examples.html
+++ b/examples.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Examples &mdash; VPLanet 2.5.17
+  <title>Examples &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
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         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/AbioticO2.html b/examples/AbioticO2.html
index be078740..5e473892 100644
--- a/examples/AbioticO2.html
+++ b/examples/AbioticO2.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Accumulation of Atmospheric Oxygen due to Water Photolysis and Hydrogen Escape. &mdash; VPLanet 2.5.17
+  <title>Accumulation of Atmospheric Oxygen due to Water Photolysis and Hydrogen Escape. &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/ApseLock.html b/examples/ApseLock.html
index 324a1837..727874e6 100644
--- a/examples/ApseLock.html
+++ b/examples/ApseLock.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Apsidal Locking of the CoRoT-7 System &mdash; VPLanet 2.5.17
+  <title>Apsidal Locking of the CoRoT-7 System &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
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+                2.5.18
 
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 <div role="search">
diff --git a/examples/AtmEscFlareProxCen.html b/examples/AtmEscFlareProxCen.html
index 9de97e16..bed6882d 100644
--- a/examples/AtmEscFlareProxCen.html
+++ b/examples/AtmEscFlareProxCen.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Proxima Centauri b Atmospheric Escape &mdash; VPLanet 2.5.17
+  <title>Proxima Centauri b Atmospheric Escape &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
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     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
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+                2.5.18
 
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 <div role="search">
diff --git a/examples/AtmEscKepler-36.html b/examples/AtmEscKepler-36.html
index dda6bb4f..a3b26678 100644
--- a/examples/AtmEscKepler-36.html
+++ b/examples/AtmEscKepler-36.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Kepler-36 Atmospheric Escape &mdash; VPLanet 2.5.17
+  <title>Kepler-36 Atmospheric Escape &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
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+                2.5.18
 
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 <div role="search">
diff --git a/examples/AtmEscRegimes.html b/examples/AtmEscRegimes.html
index 3e84b882..b4055922 100644
--- a/examples/AtmEscRegimes.html
+++ b/examples/AtmEscRegimes.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Atmospheric Erosion of H Envelopes in the Energy-, Radiation/Recombination-, and Bondi-limited Regimes &mdash; VPLanet 2.5.17
+  <title>Atmospheric Erosion of H Envelopes in the Energy-, Radiation/Recombination-, and Bondi-limited Regimes &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/BinaryTides.html b/examples/BinaryTides.html
index 8c8a2b41..57b82ff5 100644
--- a/examples/BinaryTides.html
+++ b/examples/BinaryTides.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Evolution of Tight Stellar Binaries &mdash; VPLanet 2.5.17
+  <title>Evolution of Tight Stellar Binaries &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
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@@ -39,7 +39,7 @@
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+                2.5.18
 
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diff --git a/examples/CassiniMulti.html b/examples/CassiniMulti.html
index 897c4df8..36aad94e 100644
--- a/examples/CassiniMulti.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Multiple Cassini States in One System &mdash; VPLanet 2.5.17
+  <title>Multiple Cassini States in One System &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
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+                2.5.18
 
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diff --git a/examples/CassiniStates.html b/examples/CassiniStates.html
index cd05421b..0948b692 100644
--- a/examples/CassiniStates.html
+++ b/examples/CassiniStates.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Cassini States &mdash; VPLanet 2.5.17
+  <title>Cassini States &mdash; VPLanet 2.5.18
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       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/ChaoticResonances.html b/examples/ChaoticResonances.html
index 29a89902..02586d54 100644
--- a/examples/ChaoticResonances.html
+++ b/examples/ChaoticResonances.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Chaotic Eccentricity-Inclination Resonances &mdash; VPLanet 2.5.17
+  <title>Chaotic Eccentricity-Inclination Resonances &mdash; VPLanet 2.5.18
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       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/CircumbinaryOrbit.html b/examples/CircumbinaryOrbit.html
index 09e76781..480c8111 100644
--- a/examples/CircumbinaryOrbit.html
+++ b/examples/CircumbinaryOrbit.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Orbital Evolution of the Circumbinary Planet Kepler-16 b &mdash; VPLanet 2.5.17
+  <title>Orbital Evolution of the Circumbinary Planet Kepler-16 b &mdash; VPLanet 2.5.18
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       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/DampedCBP.html b/examples/DampedCBP.html
index cfd8430c..8364cd48 100644
--- a/examples/DampedCBP.html
+++ b/examples/DampedCBP.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Evolution of a Planet Orbiting a Short-Period Binary &mdash; VPLanet 2.5.17
+  <title>Evolution of a Planet Orbiting a Short-Period Binary &mdash; VPLanet 2.5.18
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       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
             VPLanet
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               <div class="version">
-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/DiffLimWaterEscape.html b/examples/DiffLimWaterEscape.html
index ba2676cb..8d65135c 100644
--- a/examples/DiffLimWaterEscape.html
+++ b/examples/DiffLimWaterEscape.html
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   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Accumulation of Atmospheric Oxygen due to Water Photolysis and Hydrogen Escape on the TRAPPIST-1 planets b and e with the LS16 Water loss model &mdash; VPLanet 2.5.17
+  <title>Accumulation of Atmospheric Oxygen due to Water Photolysis and Hydrogen Escape on the TRAPPIST-1 planets b and e with the LS16 Water loss model &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
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           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/EarthClimate.html b/examples/EarthClimate.html
index 7919447b..d95b6d08 100644
--- a/examples/EarthClimate.html
+++ b/examples/EarthClimate.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Earth’s Seasonal and Milankovitch Climate Cycles &mdash; VPLanet 2.5.17
+  <title>Earth’s Seasonal and Milankovitch Climate Cycles &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/EarthInterior.html b/examples/EarthInterior.html
index 8475b6a7..18cfd25f 100644
--- a/examples/EarthInterior.html
+++ b/examples/EarthInterior.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Thermal and Magnetic Evolution of Earth’s Interior &mdash; VPLanet 2.5.17
+  <title>Thermal and Magnetic Evolution of Earth’s Interior &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/FfdProxCen.html b/examples/FfdProxCen.html
index d73577cc..1668b6ca 100644
--- a/examples/FfdProxCen.html
+++ b/examples/FfdProxCen.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Flare frequency distribution of Proxima Centauri &mdash; VPLanet 2.5.17
+  <title>Flare frequency distribution of Proxima Centauri &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/GalaxyEffects.html b/examples/GalaxyEffects.html
index 8bee966d..736dacd1 100644
--- a/examples/GalaxyEffects.html
+++ b/examples/GalaxyEffects.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Evolution of a Wide Stellar Binary due to Galactic Effects &mdash; VPLanet 2.5.17
+  <title>Evolution of a Wide Stellar Binary due to Galactic Effects &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/HLossTides.html b/examples/HLossTides.html
index cda24090..b7ba7b3b 100644
--- a/examples/HLossTides.html
+++ b/examples/HLossTides.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Hydrogen Envelope Loss on Tidally Evolving Planets &mdash; VPLanet 2.5.17
+  <title>Hydrogen Envelope Loss on Tidally Evolving Planets &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
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     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/HabEvapCore.html b/examples/HabEvapCore.html
index 3546a941..d2c55571 100644
--- a/examples/HabEvapCore.html
+++ b/examples/HabEvapCore.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Proxima Centauri b as a “Habitable Evaporated Core.” &mdash; VPLanet 2.5.17
+  <title>Proxima Centauri b as a “Habitable Evaporated Core.” &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/HabitableZone.html b/examples/HabitableZone.html
index 9979e0f2..69dc8397 100644
--- a/examples/HabitableZone.html
+++ b/examples/HabitableZone.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>The Habitable Zone &mdash; VPLanet 2.5.17
+  <title>The Habitable Zone &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/IceBelts.html b/examples/IceBelts.html
index e725de9b..f1f3252b 100644
--- a/examples/IceBelts.html
+++ b/examples/IceBelts.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Ice Belt Formation on High Obliquity Planets &mdash; VPLanet 2.5.17
+  <title>Ice Belt Formation on High Obliquity Planets &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
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         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/IoHeat.html b/examples/IoHeat.html
index 63c702e8..4d1d08c4 100644
--- a/examples/IoHeat.html
+++ b/examples/IoHeat.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Tidal Heating of Io &mdash; VPLanet 2.5.17
+  <title>Tidal Heating of Io &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
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         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/LuminosityCycle.html b/examples/LuminosityCycle.html
index 37779468..072ed3eb 100644
--- a/examples/LuminosityCycle.html
+++ b/examples/LuminosityCycle.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Sinusoidal Evolution of Luminosity &mdash; VPLanet 2.5.17
+  <title>Sinusoidal Evolution of Luminosity &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
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diff --git a/examples/MDwarfLuminosity.html b/examples/MDwarfLuminosity.html
index f01fd4a6..3fcaaeee 100644
--- a/examples/MDwarfLuminosity.html
+++ b/examples/MDwarfLuminosity.html
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-  <title>Luminosity evolution for stars with mass between 0.2 and 0.6 Msun. &mdash; VPLanet 2.5.17
+  <title>Luminosity evolution for stars with mass between 0.2 and 0.6 Msun. &mdash; VPLanet 2.5.18
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/MagmOc_Earth.html b/examples/MagmOc_Earth.html
index be4d3141..f1906ba3 100644
--- a/examples/MagmOc_Earth.html
+++ b/examples/MagmOc_Earth.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Magma Ocean Evolution of Earth &mdash; VPLanet 2.5.17
+  <title>Magma Ocean Evolution of Earth &mdash; VPLanet 2.5.18
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/MagmOc_GJ1132b.html b/examples/MagmOc_GJ1132b.html
index 1f317f91..464fdcfd 100644
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Magma ocean evolution on GJ 1132 b &mdash; VPLanet 2.5.17
+  <title>Magma ocean evolution on GJ 1132 b &mdash; VPLanet 2.5.18
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       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
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     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/MagmOc_Trappist1g.html b/examples/MagmOc_Trappist1g.html
index ceb36e84..c978ed00 100644
--- a/examples/MagmOc_Trappist1g.html
+++ b/examples/MagmOc_Trappist1g.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Magma ocean evolution of Trappist-1 g &mdash; VPLanet 2.5.17
+  <title>Magma ocean evolution of Trappist-1 g &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
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+        <script src="../_static/documentation_options.js?v=37853222"></script>
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     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/MagneticBraking.html b/examples/MagneticBraking.html
index 2c0221ec..4dca4781 100644
--- a/examples/MagneticBraking.html
+++ b/examples/MagneticBraking.html
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Stellar Magnetic Braking &mdash; VPLanet 2.5.17
+  <title>Stellar Magnetic Braking &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
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-                2.5.17
+                2.5.18
 
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 <div role="search">
diff --git a/examples/MiniNeptuneEvap.html b/examples/MiniNeptuneEvap.html
index 67a84b14..61821cf6 100644
--- a/examples/MiniNeptuneEvap.html
+++ b/examples/MiniNeptuneEvap.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Atmospheric Erosion of Mini-Neptunes with the Lehmer &amp; Catling (2017) Model &mdash; VPLanet 2.5.17
+  <title>Atmospheric Erosion of Mini-Neptunes with the Lehmer &amp; Catling (2017) Model &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/NBodyAtmEsc.html b/examples/NBodyAtmEsc.html
index d00d4603..7c944023 100644
--- a/examples/NBodyAtmEsc.html
+++ b/examples/NBodyAtmEsc.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Coupling Atmospheric Escape and N-Body Evolution: Application to PSR1257+12 &mdash; VPLanet 2.5.17
+  <title>Coupling Atmospheric Escape and N-Body Evolution: Application to PSR1257+12 &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/ParameterSweep.html b/examples/ParameterSweep.html
index f74dd7a8..243e3b6e 100644
--- a/examples/ParameterSweep.html
+++ b/examples/ParameterSweep.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Parameter Sweep Example &mdash; VPLanet 2.5.17
+  <title>Parameter Sweep Example &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
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@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/RadHeat.html b/examples/RadHeat.html
index 1f8bd1d1..e535b832 100644
--- a/examples/RadHeat.html
+++ b/examples/RadHeat.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Radiogenic Heating of Earth &mdash; VPLanet 2.5.17
+  <title>Radiogenic Heating of Earth &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
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         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/SSDistOrbDistRot.html b/examples/SSDistOrbDistRot.html
index d3332467..b339933f 100644
--- a/examples/SSDistOrbDistRot.html
+++ b/examples/SSDistOrbDistRot.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Solar System Orbital Dynamics from Secular Theory &mdash; VPLanet 2.5.17
+  <title>Solar System Orbital Dynamics from Secular Theory &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/SS_NBody.html b/examples/SS_NBody.html
index 0442cb28..6879c46e 100644
--- a/examples/SS_NBody.html
+++ b/examples/SS_NBody.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>N-body Orbital Evolution of the Solar System &mdash; VPLanet 2.5.17
+  <title>N-body Orbital Evolution of the Solar System &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/STEEP.html b/examples/STEEP.html
index 5e477ce6..9bdbcf05 100644
--- a/examples/STEEP.html
+++ b/examples/STEEP.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>STEEP: Coupled Stellar-Tidal Evolution of Binary Orbits &mdash; VPLanet 2.5.17
+  <title>STEEP: Coupled Stellar-Tidal Evolution of Binary Orbits &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/StellarEvol.html b/examples/StellarEvol.html
index e5939bdf..4fb97c30 100644
--- a/examples/StellarEvol.html
+++ b/examples/StellarEvol.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>(Pre-)Main Sequence Stellar Evolution &mdash; VPLanet 2.5.17
+  <title>(Pre-)Main Sequence Stellar Evolution &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/TidalEarth.html b/examples/TidalEarth.html
index 24eda071..1e8384ad 100644
--- a/examples/TidalEarth.html
+++ b/examples/TidalEarth.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Tidal Evolution of Earth-like Exoplanet &mdash; VPLanet 2.5.17
+  <title>Tidal Evolution of Earth-like Exoplanet &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/TideLock.html b/examples/TideLock.html
index d3634c88..88598e0a 100644
--- a/examples/TideLock.html
+++ b/examples/TideLock.html
@@ -4,7 +4,7 @@
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   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Tidal Locking of the Planet Candidate Gl 581 d &mdash; VPLanet 2.5.17
+  <title>Tidal Locking of the Planet Candidate Gl 581 d &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/VenusApproxInterior.html b/examples/VenusApproxInterior.html
index 0549ae4e..fecbc823 100644
--- a/examples/VenusApproxInterior.html
+++ b/examples/VenusApproxInterior.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Thermal and Magnetic Evolution of Venus &mdash; VPLanet 2.5.17
+  <title>Thermal and Magnetic Evolution of Venus &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/VenusWaterLoss.html b/examples/VenusWaterLoss.html
index becae239..76e876fd 100644
--- a/examples/VenusWaterLoss.html
+++ b/examples/VenusWaterLoss.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Water Loss on Venus &mdash; VPLanet 2.5.17
+  <title>Water Loss on Venus &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/examples/WaterLossTides.html b/examples/WaterLossTides.html
index ecb47b9c..bfb25050 100644
--- a/examples/WaterLossTides.html
+++ b/examples/WaterLossTides.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Water Loss on a Tidally Evolving Planet &mdash; VPLanet 2.5.17
+  <title>Water Loss on a Tidally Evolving Planet &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/genindex.html b/genindex.html
index 2ebd79ca..018b992b 100644
--- a/genindex.html
+++ b/genindex.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Index &mdash; VPLanet 2.5.17
+  <title>Index &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -16,7 +16,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -36,7 +36,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/help.html b/help.html
index b6d543b2..40c9ba24 100644
--- a/help.html
+++ b/help.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Options and Outputs &mdash; VPLanet 2.5.17
+  <title>Options and Outputs &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/index.html b/index.html
index 766b3f62..b2203262 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>VPLanet Documentation &mdash; VPLanet 2.5.17
+  <title>VPLanet Documentation &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -38,7 +38,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/install.html b/install.html
index 826af4f0..c8eafae6 100644
--- a/install.html
+++ b/install.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Installing VPLanet &mdash; VPLanet 2.5.17
+  <title>Installing VPLanet &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/module.html b/module.html
index d6b79389..d879c1cb 100644
--- a/module.html
+++ b/module.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Adding a New Module &mdash; VPLanet 2.5.17
+  <title>Adding a New Module &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/objects.inv b/objects.inv
index 049f326e..db7dd8f0 100644
Binary files a/objects.inv and b/objects.inv differ
diff --git a/option.html b/option.html
index b317f670..12f6380a 100644
--- a/option.html
+++ b/option.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Add a VPLanet Option &mdash; VPLanet 2.5.17
+  <title>Add a VPLanet Option &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/output.html b/output.html
index b3d16da5..29d74a35 100644
--- a/output.html
+++ b/output.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Add a VPLanet Output &mdash; VPLanet 2.5.17
+  <title>Add a VPLanet Output &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/parametersweep.html b/parametersweep.html
index 91286a1f..f46ea07b 100644
--- a/parametersweep.html
+++ b/parametersweep.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Parameter Sweep Guide &mdash; VPLanet 2.5.17
+  <title>Parameter Sweep Guide &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/primaryvariable.html b/primaryvariable.html
index ee0a2b69..774a3e0f 100644
--- a/primaryvariable.html
+++ b/primaryvariable.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>How to Add a Primary Variable &mdash; VPLanet 2.5.17
+  <title>How to Add a Primary Variable &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/quickstart.html b/quickstart.html
index 6a66276f..666d85b2 100644
--- a/quickstart.html
+++ b/quickstart.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Quickstart &mdash; VPLanet 2.5.17
+  <title>Quickstart &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/repos.html b/repos.html
index 3eaa36f4..cd156e2a 100644
--- a/repos.html
+++ b/repos.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Other VPLanet Repositories &mdash; VPLanet 2.5.17
+  <title>Other VPLanet Repositories &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -38,7 +38,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/search.html b/search.html
index 3443842b..c60299bb 100644
--- a/search.html
+++ b/search.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Search &mdash; VPLanet 2.5.17
+  <title>Search &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src.html b/src.html
index 99a2648e..7fd0088c 100644
--- a/src.html
+++ b/src.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>C API &mdash; VPLanet 2.5.17
+  <title>C API &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/atmesc.html b/src/atmesc.html
index 00c44e65..93ce9a23 100644
--- a/src/atmesc.html
+++ b/src/atmesc.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>atmesc &mdash; VPLanet 2.5.17
+  <title>atmesc &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/binary.html b/src/binary.html
index eedad519..01a4aa72 100644
--- a/src/binary.html
+++ b/src/binary.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>binary &mdash; VPLanet 2.5.17
+  <title>binary &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/body.html b/src/body.html
index 26bd2c6d..bed76aa7 100644
--- a/src/body.html
+++ b/src/body.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>body &mdash; VPLanet 2.5.17
+  <title>body &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/control.html b/src/control.html
index 28c473cf..d5d50d25 100644
--- a/src/control.html
+++ b/src/control.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>control &mdash; VPLanet 2.5.17
+  <title>control &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/distorb.html b/src/distorb.html
index 2118a949..e8f3ff8c 100644
--- a/src/distorb.html
+++ b/src/distorb.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>distorb &mdash; VPLanet 2.5.17
+  <title>distorb &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/distrot.html b/src/distrot.html
index 0070bbaf..4288b82b 100644
--- a/src/distrot.html
+++ b/src/distrot.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>distrot &mdash; VPLanet 2.5.17
+  <title>distrot &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/eqtide.html b/src/eqtide.html
index e44613e9..bfb3fa8a 100644
--- a/src/eqtide.html
+++ b/src/eqtide.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>eqtide &mdash; VPLanet 2.5.17
+  <title>eqtide &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/evolve.html b/src/evolve.html
index b8a230a7..c00736f0 100644
--- a/src/evolve.html
+++ b/src/evolve.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>evolve &mdash; VPLanet 2.5.17
+  <title>evolve &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/flare.html b/src/flare.html
index 0f0c6537..4cef4826 100644
--- a/src/flare.html
+++ b/src/flare.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>flare &mdash; VPLanet 2.5.17
+  <title>flare &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/galhabit.html b/src/galhabit.html
index fb1b0e72..14abc839 100644
--- a/src/galhabit.html
+++ b/src/galhabit.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>galhabit &mdash; VPLanet 2.5.17
+  <title>galhabit &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/halt.html b/src/halt.html
index 77974d79..ec228985 100644
--- a/src/halt.html
+++ b/src/halt.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>halt &mdash; VPLanet 2.5.17
+  <title>halt &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/magmoc.html b/src/magmoc.html
index bd456656..fdcea648 100644
--- a/src/magmoc.html
+++ b/src/magmoc.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>magmoc &mdash; VPLanet 2.5.17
+  <title>magmoc &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/module.html b/src/module.html
index 03361360..5da15ccb 100644
--- a/src/module.html
+++ b/src/module.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>module &mdash; VPLanet 2.5.17
+  <title>module &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/options.html b/src/options.html
index 30260de7..399597ae 100644
--- a/src/options.html
+++ b/src/options.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>options &mdash; VPLanet 2.5.17
+  <title>options &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/output.html b/src/output.html
index 93b7ac40..25adcc3a 100644
--- a/src/output.html
+++ b/src/output.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>output &mdash; VPLanet 2.5.17
+  <title>output &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/poise.html b/src/poise.html
index 0dc5301d..63a006ec 100644
--- a/src/poise.html
+++ b/src/poise.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>poise &mdash; VPLanet 2.5.17
+  <title>poise &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/radheat.html b/src/radheat.html
index d56b3f81..6726953e 100644
--- a/src/radheat.html
+++ b/src/radheat.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>radheat &mdash; VPLanet 2.5.17
+  <title>radheat &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/spinbody.html b/src/spinbody.html
index a1b85236..c153d198 100644
--- a/src/spinbody.html
+++ b/src/spinbody.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>spinbody &mdash; VPLanet 2.5.17
+  <title>spinbody &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/stellar.html b/src/stellar.html
index e0a561aa..8cc15ec2 100644
--- a/src/stellar.html
+++ b/src/stellar.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>stellar &mdash; VPLanet 2.5.17
+  <title>stellar &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/system.html b/src/system.html
index 4d0415e2..3ec72b9a 100644
--- a/src/system.html
+++ b/src/system.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>system &mdash; VPLanet 2.5.17
+  <title>system &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/thermint.html b/src/thermint.html
index 3c41a3e2..ecdf654a 100644
--- a/src/thermint.html
+++ b/src/thermint.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>thermint &mdash; VPLanet 2.5.17
+  <title>thermint &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/update.html b/src/update.html
index fb2f9bc2..8f4e0b46 100644
--- a/src/update.html
+++ b/src/update.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>update &mdash; VPLanet 2.5.17
+  <title>update &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/verify.html b/src/verify.html
index 36803324..0b0f0d60 100644
--- a/src/verify.html
+++ b/src/verify.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>verify &mdash; VPLanet 2.5.17
+  <title>verify &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/src/vplanet.html b/src/vplanet.html
index 5ef6b0c2..10fa07a7 100644
--- a/src/vplanet.html
+++ b/src/vplanet.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>vplanet &mdash; VPLanet 2.5.17
+  <title>vplanet &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="../_static/jquery.js?v=5d32c60e"></script>
         <script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="../_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="../_static/documentation_options.js?v=37853222"></script>
         <script src="../_static/doctools.js?v=9a2dae69"></script>
         <script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="../_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/tests.html b/tests.html
index 45ce89f8..10cddc57 100644
--- a/tests.html
+++ b/tests.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Writing Tests and Examples &mdash; VPLanet 2.5.17
+  <title>Writing Tests and Examples &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/tutorials.html b/tutorials.html
index 7c4ab570..702de05f 100644
--- a/tutorials.html
+++ b/tutorials.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Tutorials &mdash; VPLanet 2.5.17
+  <title>Tutorials &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/vplot.html b/vplot.html
index 8350511c..08438e76 100644
--- a/vplot.html
+++ b/vplot.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>VPLOT &mdash; VPLanet 2.5.17
+  <title>VPLOT &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -39,7 +39,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">
diff --git a/vspace.html b/vspace.html
index fb59c445..3dd71cae 100644
--- a/vspace.html
+++ b/vspace.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>VSPACE &mdash; VPLanet 2.5.17
+  <title>VSPACE &mdash; VPLanet 2.5.18
  documentation</title>
       <link rel="stylesheet" type="text/css" href="_static/pygments.css?v=fa44fd50" />
       <link rel="stylesheet" type="text/css" href="_static/css/theme.css?v=d948c9a6" />
@@ -17,7 +17,7 @@
   
         <script src="_static/jquery.js?v=5d32c60e"></script>
         <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
-        <script src="_static/documentation_options.js?v=df9f91e0"></script>
+        <script src="_static/documentation_options.js?v=37853222"></script>
         <script src="_static/doctools.js?v=9a2dae69"></script>
         <script src="_static/sphinx_highlight.js?v=dc90522c"></script>
     <script src="_static/js/theme.js"></script>
@@ -37,7 +37,7 @@
             VPLanet
           </a>
               <div class="version">
-                2.5.17
+                2.5.18
 
               </div>
 <div role="search">